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 0001618563-21-000052-index-headers.html | 2021-05-19 16:56:26 | |
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| 0001618563-21-000052.txt | 2021-05-19 16:56:26 | |
 0001618563-21-000052-xbrl.zip | 27612 | 2021-05-19 16:56:26 |
| ex11-atmxamendmentno1tothe.htm | 77940 | 2021-05-19 16:56:26 |
| ex31-articlessupplementary.htm | 13489 | 2021-05-19 16:56:26 |
| ex51-opinionofcliffordchan.htm | 12855 | 2021-05-19 16:56:26 |
| FilingSummary.xml | 2031 | 2021-05-19 16:56:26 |
| Financial_Report.xlsx | 5867 | 2021-05-19 16:56:26 |
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| nsa-20210519.htm | 45501 | 2021-05-19 16:56:26 |
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| nsa-20210519_pre.xml | 17936 | 2021-05-19 16:56:26 |
| R1.htm | 44435 | 2021-05-19 16:56:26 |
| report.css | 2767 | 2021-05-19 16:56:26 |
| Show.js | 1085 | 2021-05-19 16:56:26 |